A-Tech
A-Tech 64GB DDR5 5600MHz PC5-44800 ECC RDIMM 2Rx4 (EC8 10x4) Dual Rank 1.1V ECC Registered DIMM 288-Pin Server RAM Memory Upgrade Module (A-Tech Enterprise Series)
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
SpecPicks Verdict
SpecPicks classifies A-Tech 64GB DDR5 5600MHz PC5-44800 ECC RDIMM 2Rx4 (EC8 10x4) Dual Ran… as a niche pick — read recent reviews before buying in the memory & ram category, based on limited Amazon review volume so far and our ranking model that weights rating × review-volume × price-fit. A-Tech's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for memory & ram of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Single 64GB RAM Module; DDR5 DIMM 288 Pin; Speeds up to 5600MHz PC5-44800 (PC5-5600B)
- ✓ Backed by A-Tech's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- A-Tech RAM Memory compatible for select DDR5 Server systems; (WILL NOT WORK with Desktop Computers/PCs or Laptop Computers)
- Single 64GB RAM Module; DDR5 DIMM 288 Pin; Speeds up to 5600MHz PC5-44800 (PC5-5600B)
- ECC Registered RDIMM; 2Rx4 (EC8, 10x4) - Dual Rank x4; JEDEC DDR5 standard 1.1V
- Improves system performance, workload capacity, and reduces bottlenecks by increasing memory (RAM) resources
- Note: EC8 (10x4) ECC Registered modules cannot be mixed with EC4 (9x4) ECC Registered modules or with different ECC types such as ECC Unbuffered, ECC Load Reduced or Non-ECC Unbuffered; (Memory compatibility can vary among different system models and their installed components; please verify compatibility and follow memory channel guidelines to ensure maximum performance)
- Each A-Tech memory module is built and tested for superior performance and trusted reliability
Full Specifications
| Brand | A-Tech |
|---|---|
| Voltage | 1.1 Volts |
| RAM Size | 64 GB |
| Model Name | AT64G1D5D5600RD4EC8N11V |
| Form Factor | RDIMM |
| Memory Speed | 5600 MHz |
| Model Number | AT64G1D5D5600RD4EC8N11V |
| Number of Pins | 288 |
| Mfr Part Number | AT64G1D5D5600RD4EC8N11V |
| Compatible Devices | Server |
| Data Transfer Rate | 44800 Megabytes Per Second |
| Additional Features | Ecc, Registered Memory |
| Computer Memory Size | 64 GB |
| Warranty Description | Limited Lifetime Warranty covering defects in materials and workmanship |
Ready to buy?
A-Tech 64GB DDR5 5600MHz PC5-44800 ECC RDIMM 2Rx4 (EC8 10x4) Dual Rank 1.1V ECC Registered DIMM 288-Pin Server RAM Memory Upgrade Module (A-Tech Enterprise Series) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
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